Convert //extensions/browser/api from scoped_ptr to std::unique_ptr

extensions/browser/api/runtime/runtime_apitest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/extensions/test_extension_dir.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_service.h"
@@ skipping 35 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ChromeRuntimeOpenOptionsPage) {
   ASSERT_TRUE(RunExtensionTest("runtime/open_options_page"));
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ChromeRuntimeOpenOptionsPageError) {
   ASSERT_TRUE(RunExtensionTest("runtime/open_options_page_error"));
 }
 
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ChromeRuntimeGetPlatformInfo) {
-  scoped_ptr<base::Value> result(
+  std::unique_ptr<base::Value> result(
       extension_function_test_utils::RunFunctionAndReturnSingleResult(
           new RuntimeGetPlatformInfoFunction(), "[]", browser()));
   ASSERT_TRUE(result.get() != NULL);
   base::DictionaryValue* dict =
       extension_function_test_utils::ToDictionary(result.get());
   ASSERT_TRUE(dict != NULL);
   EXPECT_TRUE(dict->HasKey("os"));
   EXPECT_TRUE(dict->HasKey("arch"));
   EXPECT_TRUE(dict->HasKey("nacl_arch"));
 }
@@ skipping 55 matching lines @@
     } else {
       load_observer.Wait();
       WaitForExtensionViewsToLoad();
     }
   }
   ASSERT_TRUE(
       registry->GetExtensionById(extension_id, ExtensionRegistry::TERMINATED));
 }
 
 }  // namespace extensions